CVE-2025-24012

Umbraco Backoffice Components Have XSS/HTML Injection Vulnerability

Description

Umbraco is a free and open source .NET content management system. Starting in version 14.0.0 and prior to versions 14.3.2 and 15.1.2, authenticated users are able to exploit a cross-site scripting vulnerability when viewing certain localized backoffice components. Versions 14.3.2 and 15.1.2 contain a patch.

Category

4.6
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.05%
Vendor Advisory github.com
Affected: umbraco Umbraco-CMS
Published at:
Updated at:

References

Link Tags
https://github.com/umbraco/Umbraco-CMS/security/advisories/GHSA-wv8v-rmw2-25wc vendor advisory
https://github.com/umbraco/Umbraco-CMS/commit/d4f8754f933895b3a329296e25ddea6f84a0aea2 patch

Frequently Asked Questions

What is the severity of CVE-2025-24012?
CVE-2025-24012 has been scored as a medium severity vulnerability.
How to fix CVE-2025-24012?
To fix CVE-2025-24012, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2025-24012 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2025-24012 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2025-24012?
CVE-2025-24012 affects umbraco Umbraco-CMS.
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